diff -Nru kio-5.31.0/debian/changelog kio-5.31.0/debian/changelog
--- kio-5.31.0/debian/changelog	2017-02-14 22:50:48.000000000 +0000
+++ kio-5.31.0/debian/changelog	2017-03-02 21:55:03.000000000 +0000
@@ -1,3 +1,16 @@
+kio (5.31.0-0ubuntu2) zesty; urgency=medium
+
+  * SECURITY UPDATE:Information Leak when accessing https when using a
+    malicious PAC file
+      - debian/patches/kio-sanitize-url-to-FindProxyForURL.patch
+      - Thanks to Safebreach Labs researchers Safebreach Labs researchers
+        Itzik Kotler, Yonatan Fridburg and Amit Klein for reporting this
+        issue, Albert Astals Cid for fixing this issue.
+      - No CVE number.
+      - fixes (LP: #1668871)
+
+ -- Rik Mills <rikmills@kubuntu.org>  Thu, 02 Mar 2017 21:55:03 +0000
+
 kio (5.31.0-0ubuntu1) zesty; urgency=medium
 
   [ José Manuel Santamaría Lema ]
diff -Nru kio-5.31.0/debian/patches/kio-sanitize-url-to-FindProxyForURL.patch kio-5.31.0/debian/patches/kio-sanitize-url-to-FindProxyForURL.patch
--- kio-5.31.0/debian/patches/kio-sanitize-url-to-FindProxyForURL.patch	1970-01-01 00:00:00.000000000 +0000
+++ kio-5.31.0/debian/patches/kio-sanitize-url-to-FindProxyForURL.patch	2017-03-02 21:55:03.000000000 +0000
@@ -0,0 +1,42 @@
+From f9d0cb47cf94e209f6171ac0e8d774e68156a6e4 Mon Sep 17 00:00:00 2001
+From: Albert Astals Cid <aacid@kde.org>
+Date: Tue, 28 Feb 2017 19:00:48 +0100
+Subject: Sanitize URLs before passing them to FindProxyForURL
+
+Remove user/password information
+For https: remove path and query
+
+Thanks to safebreach.com for reporting the problem
+
+CCMAIL: yoni.fridburg@safebreach.com
+CCMAIL: amit.klein@safebreach.com
+CCMAIL: itzik.kotler@safebreach.com
+---
+ src/kpac/script.cpp | 11 +++++++++--
+ 1 file changed, 9 insertions(+), 2 deletions(-)
+
+diff --git a/src/kpac/script.cpp b/src/kpac/script.cpp
+index a0235f7..2485c54 100644
+--- a/src/kpac/script.cpp
++++ b/src/kpac/script.cpp
+@@ -754,9 +754,16 @@ QString Script::evaluate(const QUrl &url)
+         }
+     }
+ 
++    QUrl cleanUrl = url;
++    cleanUrl.setUserInfo(QString());
++    if (cleanUrl.scheme() == QLatin1String("https")) {
++        cleanUrl.setPath(QString());
++        cleanUrl.setQuery(QString());
++    }
++
+     QScriptValueList args;
+-    args << url.url();
+-    args << url.host();
++    args << cleanUrl.url();
++    args << cleanUrl.host();
+ 
+     QScriptValue result = func.call(QScriptValue(), args);
+     if (result.isError()) {
+-- 
+cgit v0.11.2
diff -Nru kio-5.31.0/debian/patches/series kio-5.31.0/debian/patches/series
--- kio-5.31.0/debian/patches/series	2017-02-14 22:50:48.000000000 +0000
+++ kio-5.31.0/debian/patches/series	2017-03-02 21:55:03.000000000 +0000
@@ -1,3 +1,4 @@
+kio-sanitize-url-to-FindProxyForURL.patch
 return_on_ACCESS_DENIED
 report_error_removing_dirs
 wait_for_a_bit_longer